GRANLUND 650 XB CNC Pilger Die Grinding Machine for Cold Pilger Mill Tooling – Year 2019
| Manufacturer | Granlund |
|---|---|
| Model | 650 XB |
| Machine Type | CNC Pilger Die Profile Grinding Machine |
| Year of Manufacture | 2019 |
| Condition | Good (Used) |
| Operating Hours | 2,905 h |
| CNC Control | Fanuc Series 31i-B |
Technical Specifications
| Specification | Metric | Imperial |
|---|---|---|
| Max Workpiece Length | 300 mm | 11.81 in |
| Ring Groove Diameter | 120 – 650 mm | 4.72 – 25.59 in |
| Grinding Wheel Diameter | 356 mm | 14.02 in |
| Grinding Wheel Width | 75 mm | 2.95 in |
| Quill Stroke (Tailstock) | 45 mm | 1.77 in |
Equipment & Accessories
| Grinding Wheel Dressing | Automatic dressing device |
| Tailstock | 2 x tailstock included |
| Filtration System | Paper band filtration system |
| Oil Mist Extraction | Included |
| Control Cabinet | With integrated cooler |
| Balancing Equipment | Grinding wheel balancing stand |
Machine Dimensions & Weight
| Specification | Metric | Imperial |
|---|---|---|
| Dimensions (L x W x H) | 3,800 x 2,800 x 2,200 mm | 149.61 x 110.24 x 86.61 in |
| Weight | 4,500 kg | 9,921 lbs |
Special Features
| Deep Grinding Capability | Allows grinding of soft blanks without pre-machining (no need for pre-milled can blanks) |
| Process Efficiency | Complete machining process can be performed on a single machine |
| Automation | Automatic grinding wheel dressing cycle |
| Compensation System | Automatic compensation for grinding wheel diameter and cutting speed |
GRANLUND 650 XB CNC Pilger Die Grinding Machine – Technical Description & Specifications
Machine Description
| Model Overview | The 650XB is Granlund’s most delivered model and a proven solution for high-precision Pilger die grinding applications. |
| Deep Grinding Capability | Capable of deep grinding on soft blanks, eliminating the need to manufacture or purchase pre-milled die blanks. The machine performs the complete process in a single setup. |
| Automation | Equipped with an automatic grinding wheel dressing cycle, including automatic compensation for wheel diameter and cutting speed. |
| Unmanned Operation | Designed for unattended operation with automatic wheel dressing and groove measuring, enabling continuous 24/7 grinding. |
| Grinding Technology | Utilizes Controlled Natural Parabolic Side Relief (CNPSR) geometry, developed and refined by Granlund over more than 50 years. |
| Engineering Background | Incorporates over five decades of experience working closely with toolmakers and tube producers, resulting in optimized construction and operational performance. |
| Maintenance Support | Granlund offers tailored preventive maintenance packages to ensure long-term, trouble-free operation over decades. |
Technical Specifications
| Specification | Metric | Imperial |
|---|---|---|
| Max Groove Width | 160 mm | 6.30 in |
| Min Groove Width | 5 mm | 0.20 in |
| Max Die Diameter | 650 mm | 25.59 in |
| Min Die Diameter | 120 mm | 4.72 in |
| Max Die Width | 300 mm | 11.81 in |
| Max Radial Increase | 50 mm | 1.97 in |
| Grinding Wheel Diameter | 356 mm | 14.02 in |
| Grinding Wheel Width | 5 – 70 mm | 0.20 – 2.76 in |
| Grinding Spindle Motor | 7.5 – 15 kW | 10.06 – 20.11 HP |
| Machine Dimensions (L x W x H) | 3,600 x 2,600 x 2,000 mm | 141.73 x 102.36 x 78.74 in |
| Machine Weight | 4,500 kg | 9,921 lbs |
